Air Quality in Kawaguchi, Japan

Drizzle
23.7°C · 83.6% humidity
23.7°
Feels 23.7°
59
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
51 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
70 6am
69
52
59 9am
45
44
43 12pm
42
41
41 3pm
41
52
52 6pm
52
52
52 9pm
69
70
70 12am
132
132
132 3am
132
132
Station readings
10
CAMS model adj -14
84
83
66
66
54
54
54
54
54
54
54
66
66
66
66
66
83
84
84
146
146
146
146
146
AD 728×90

Air Quality Index Trend

6h · 1 stn

Kawaguchi's air quality is influenced by industrial emissions, vehicle traffic, and regional pollution transport. Winter heating season and spring dust events typically create the most challenging air quality conditions. Current PM2.5 concentration in Kawaguchi is 1.1× the WHO 24-hour guideline of 15 µg/m³.

83.6%
Humidity
54.5 km/h
Wind NNW
1002.6 hPa
Pressure
14.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
59
15.86 µg/m³
PM10
44
48.05 µg/m³
050100150200300500

What is the weather forecast for Kawaguchi?

Temperature & Precipitation

PM2.5 Trend

6h · 1 station
PM2.515.86 µg/m³ ×1.1 WHO
Moderate
PM1048.05 µg/m³
Good
UV INDEX14.9
Extreme
AD 300×250
Station readings (51 stations within 25 km)
15.86
Median
16.54
Average
3.8
Low
26.0
High
PM2.5 µg/m³ · Model: 23.15 · Bias: +7.3

What is the 7-day forecast for Kawaguchi?

07-22
30.2° 23.7°
3.0 mm
07-23
27.8° 22.1°
0.56 mm
07-24
29.8° 23.6°
1.56 mm
07-25
32.9° 23.6°
07-26
30.3° 26.1°
0.13 mm
07-27
33.3° 24.9°
9.94 mm
07-28
29.6° 26.3°
12.63 mm
Both models agree Avg diff: 3.1°C

Where are air quality stations near Kawaguchi?

55
Kawaguchi (川口)
1.2 km PM2.5: 14.0 µg/m³
81
Kawaguchi (川口)
1.2 km PM2.5: 26.4 µg/m³
62
Shibahinotsume, Kawaguchi, Saitama, Japan (川口市芝川口市)
3.8 km PM2.5: 17.3 µg/m³
23
Yamatocho, Itabashi, Tokyo, Japan (中山道大和町板橋区)
5.2 km PM2.5: 5.5 µg/m³
17
Oji, Kita, Tokyo, Japan (北本通り王子北区)
5.3 km PM2.5: 4.1 µg/m³
47
Hanaguri, Sōka-shi, Saitama-ken, Japan (草加市花栗自排草加市)
8.1 km PM2.5: 11.3 µg/m³
42
Suwa, Wakō-shi, Saitama-ken, Japan (和光和光市)
9.1 km PM2.5: 10.1 µg/m³
32
Suwa, Wakō-shi, Saitama-ken, Japan (和光和光市)
9.1 km PM2.5: 7.7 µg/m³
26
Chūōhonchō, Adachi-ku, Tōkyō-to, Japan (日光街道梅島足立区)
9.3 km PM2.5: 6.2 µg/m³
11
Chūōhonchō, Adachi-ku, Tōkyō-to, Japan (日光街道梅島足立区)
9.3 km PM2.5: 2.6 µg/m³

What cities are near Kawaguchi?

58 Ukima 59 Shimotoda 59 Warabi 56 Hasune 60 Hatogaya-honchō 58 Kamiya 55 Takashimadaira 61 Toneri 57 Toshima 57 Ōji
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-07-22T00:22 UTC.